The John Deere H170351 Concave Pivot Wedge is an authentic OEM component designed for John Deere combines. This crucial part facilitates the proper adjustment and secure positioning of the concave, which is essential for efficient threshing and separation during harvesting operations. Manufactured to John Deere's rigorous quality standards, this wedge ensures precise fitment and long-lasting reliability, contributing to the overall performance and longevity of your agricultural machinery. It is a direct replacement part, guaranteeing compatibility and ease of installation.